A fire engulfed the top floors of Jinying shopping mall in Nanjing City's Qinhuai District on Friday night. No casualties reported, local authority confirmed on Saturday. 

The fire broke out at around 9:00 p.m. and was extinguished by 10:40 p.m. on Friday (local time). A total of 135 firefighters were dispatched. 

Preliminary investigation revealed that false operation by construction workers caused the fire. 

Further investigation is still underway.